Clarion County, Pennsylvania
41 ZIP codes · Avg score 47/100 · Grade D · Updated 2026-06-03
Systems across Clarion County's 41 ZIP codes show elevated violation counts — the county's low safety grade reflects that ongoing compliance pattern.
How Clarion County Compares
How Clarion County Compares
Clarion County scores 8 points below the Pennsylvania state average (55/100) and 21 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Clarion County, Pennsylvania
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Estimated additional annual cost per homeowner: $1,430, driven primarily by energy_code_gap
Infrastructure: 0.472% avg pipe failure probability, 83% of ZIPs at high risk
77.5% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
→ Stable trendEPA violation counts by year across Clarion County water systems. Health-based shown in red, total in blue.
Peak year: 2023 with 27 violations. Past 5 years: 82 total (82 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,430
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
32,949 housing units in Clarion County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Clarion County
Remediation costs are relatively manageable for most homeowners in Clarion County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Water Systems with Most Violations
Top 5 systems in Clarion County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | HAWTHORN REDBANK REDBANK MA | 1,500 | 43 |
| 2 | Pa American Water Company Clarion | 16,600 | 16 |
| 3 | East Brady Water System | 1,040 | 10 |
| 4 | Rimersburg Boro Muni Authority | 1,873 | 10 |
| 5 | Kittanning Suburb Jt Water Aut | 8,000 | 10 |
19 total water systems serve Clarion County.
All ZIP Codes in Clarion County
41 ZIP codes tracked in Clarion County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 16232 | Knox | 60 | C | 4 | $130K |
| 2 | 16036 | Foxburg | 58 | C | 6 (1 health) | $169K |
| 3 | 16235 | Lucinda | 58 | C | 1 (1 health) | $209K |
| 4 | 16248 | Rimersburg | 58 | C | 2 | $113K |
| 5 | 16230 | Hawthorn | 57 | C | 43 (5 health) | $91K |
| 6 | 16028 | East Brady | 53 | D | 8 (4 health) | $157K |
| 7 | 16054 | Saint Petersburg | 53 | D | 0 | $104K |
| 8 | 16121 | Farrell | 53 | D | 0 | $77K |
| 9 | 16214 | Clarion | 53 | D | 0 | $169K |
| 10 | 16218 | Cowansville | 53 | D | 0 | $182K |
| 11 | 16234 | Limestone | 53 | D | 0 | — |
| 12 | 16240 | Mayport | 53 | D | 0 | $151K |
| 13 | 16245 | Oak Ridge | 53 | D | 0 | $80K |
| 14 | 16254 | Shippenville | 53 | D | 0 | $155K |
| 15 | 16255 | Sligo | 53 | D | 0 | $130K |
| 16 | 16321 | East Hickory | 53 | D | 0 | $108K |
| 17 | 16322 | Endeavor | 53 | D | 0 | — |
| 18 | 16364 | Venus | 53 | D | 0 | $165K |
| 19 | 16373 | Emlenton | 53 | D | 0 | $139K |
| 20 | 16242 | New Bethlehem | 47 | D | 10 | $120K |
| 21 | 16148 | Hermitage | 45 | D | 0 | $186K |
| 22 | 16224 | Fairmount City | 45 | D | 0 | $172K |
| 23 | 15770 | Ringgold | 40 | D | 0 | $116K |
| 24 | 15778 | Timblin | 40 | D | 0 | $70K |
| 25 | 16058 | Turkey City | 40 | D | 0 | — |
| 26 | 16161 | Wheatland | 40 | D | 0 | $65K |
| 27 | 16213 | Callensburg | 40 | D | 0 | $69K |
| 28 | 16220 | Crown | 40 | D | 0 | — |
| 29 | 16221 | Curllsville | 40 | D | 0 | — |
| 30 | 16225 | Fisher | 40 | D | 0 | — |
| 31 | 16233 | Leeper | 40 | D | 0 | $167K |
| 32 | 16257 | Snydersburg | 40 | D | 0 | — |
| 33 | 16258 | Strattanville | 40 | D | 0 | $163K |
| 34 | 16260 | Vowinckel | 40 | D | 0 | $194K |
| 35 | 16326 | Fryburg | 40 | D | 0 | $222K |
| 36 | 16331 | Kossuth | 40 | D | 0 | $256K |
| 37 | 16332 | Lickingville | 40 | D | 0 | $127K |
| 38 | 16334 | Marble | 40 | D | 0 | $174K |
| 39 | 16361 | Tylersburg | 40 | D | 0 | — |
| 40 | 16370 | West Hickory | 40 | D | 0 | $99K |
| 41 | 16375 | Lamartine | 40 | D | 0 | — |
Recommended Buyer Guides for Clarion County
Editorial methodology pairs each documented risk in this county with the buyer category that addresses it, drawing on water-quality detections, housing-stock lead exposure, EPA Radon Zone designation, and FEMA flood and wildfire ratings. NSF-certified options surface where applicable, and products that match the specific contaminant take priority.
- Best Lead Paint Test Kits — 77.5% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Clarion County, Pennsylvania
Overview
Clarion County in Pennsylvania covers 41 ZIP codes with an average Home Safety Score of D (47/100).
7 of 41 ZIP codes have recorded EPA violations. 11 health-based violations have been documented.
← Back to Pennsylvania water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.
What You Can Do
Clarion County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
77.5% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.